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Forum: OpenFOAM Running, Solving & CFD

March 19, 2012, 10:32

Replies: 6

Question on courant number

Views: 2,384

Posted By danvica

No, your're right. But I don't want to limit...

No, your're right.
But I don't want to limit the timestep just because some cells are too small. I'm not worried about them... or should I ? That's the question.

In the meanwhile the solver is...

Forum: OpenFOAM Running, Solving & CFD

March 19, 2012, 06:19

Replies: 6

Question on courant number

Views: 2,384

Posted By danvica

Thanks for the feedback. I'm simulation the...

Thanks for the feedback.

I'm simulation the flow of water into a valve. As you (Anton) said, two order of magnitude is a lot.
So far, from Paraview, all I can say is that the flow velocity in...

Forum: OpenFOAM Running, Solving & CFD

March 18, 2012, 11:14

Replies: 6

Question on courant number

Views: 2,384

Posted By danvica

Question on courant number

I'm running a pisofoam with k-OmegaSST turbolence model case with an average courant number of about 0.04 but a max value of 3.2.

The residual for all the variables are ok, so far the solver had...

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